<?php

namespace App\Console\Commands;

use Illuminate\Console\Command;
use Swoole\Coroutine as co;
class CoShell extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'co:shell';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'Command description';

    /**
     * Create a new command instance.
     *
     * @return void
     */
    public function __construct()
    {
        parent::__construct();
    }

    /**
     * Execute the console command.
     *
     * @return mixed
     */
    public function handle()
    {
        //
        $c=10;
        while($c--){
           go(function(){
            co::exec('sleep 3');
           }); 
           //程触发和同步操作时间对比，time xxx.php
          // shell_exec('sleep 3');
        }
    }
}
